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--- projects:maint-winter-2018 [2018/02/02 15:19]
Hans [65963 Sensoria Slave MySQL Server Reinitialization]
+++ projects:maint-winter-2018 [2018/03/26 13:11] (current)
Hans [Spring Break Maintenance]
@@ Line 1: / Line 1: @@
 ====== Calendar ======
 [[https://calendar.google.com/calendar/embed?src=ics.uci.edu_rbt2q6kmhapqm4bjaet1j48h00@group.calendar.google.com&ctz=America/Los_Angeles|ICS Computing Support Maintenance Calendar]]
+====Spring Break Maintenance====
+  * Date: 3/27/2018
+  * Time:  All Day
+==Operating System Update and Reboot==
+**Affected Hosts**:  All CentOS6, CentOS7, RHEL6, RHEL7, and Ubuntu12 hosts.
+**Reason**:   Installation of the latest kernel and security patches that include mitigation for the Meltdown and Spectrev1 vulnerabilities.
+**Impact**:
+  * **ALL** ICS managed hosts in the affected groups will recieve the latest OS patches between 3/20 and 3/27.
+  * **ALL** ICS hosts will be rebooted between midnight and 1700 on March 27th.
+**Exceptions List**:
+The following hosts are scheduled to recieve security only updates:
+|bayonet-00.ics.uci.edu|bayonet-01.ics.uci.edu|bayonet-02.ics.uci.edu|
+|bayonet-05.ics.uci.edu|bayonet-06.ics.uci.edu|bayonet-07.ics.uci.edu|
+|bayonet-09.ics.uci.edu|theory-monster.ics.uci.edu|bayonet-04.ics.uci.edu|
+|santa-cruz.ics.uci.edu| | |
+== Cybertron Updates ==
+System: [[hardware:storage:cybertron|Cybertron]] and Unicron Network Appliance Filers
+Date: 3/27/2018
+Start Time: 0800
+Duration: 2 hour
+Reason:  Firmware upgrade.  Upgrading OnTAP8 to the latest version.
+Affects:  There is no downtime associated with this work, however a small number of users may experience degraded performance on home or extra directories.
+== Cybertron/Hitachi Cable Replacement ==
+System:  [[hardware:storage:cybertron|Cybertron]] and Unicron Network Appliance Filers
+Date:  3/27/2018
+Start Time:  1000
+Duration:  1 hour
+Ticket Number:  64977
+Reason:  Redundantly connect Network Appliance to the Hitachi AMS-2500 via properly  .
+Affects:  The following NFS qtrees may be unavailable during this period:
+  * cybertron:/vol9
+  * cybertron:/vol9/ugrad_space
+  * cybertron:/vol9/grad_space
+  * cybertron:/vol9/inst_ugrad_space
+  * cybertron:/vol9/bayonet_scratch_
+==== Web server migration ====
+**SYSTEM:** sylvester-mccoy-v2.ics.uci.edu and sylvester-mccoy-v3.ics.uci.edu
+**DATE:** 3/26/2018
+**START TIME:** 0700
+**DURATION:** 1 hour
+**REASON:** Websites are being moved to CentOS 7 host.
+**AFFECTS:** Subversion (https://svn.ics.uci.edu), Instdav (https://instdav.ics.uci.edu), Trac Wiki (https://grape.ics.uci.edu), and Mailman (https://mailman.ics.uci.edu) will be on new server hosts.
+==== Sensoria-mysql Disk Expansion ===
+**SYSTEM:** sensoria-mysql.ics.uci.edu
+**DATE:** 3/20/2018
+**START TIME:** 2200
+**DURATION:** 1 hour
+**REASON:** The MySQL /data partition will be expanded.
+**AFFECTS:** The MySQL database will be stopped briefly in order to unmount and expand the disk partition.
-==== Cybertron Updates ====
-**SYSTEM:** [[hardware:storage:cybertron|Cybertron]] and Unicron Network Appliance Filers
+==== Andromeda/Virtualbox Updates ===
-**DATE:** TBD
+**SYSTEM:** andromeda-37.ics.uci.edu, andromeda-38.ics.uci.edu
-**START TIME:** TBD
+**DATE:** 2/9/2018
-**DURATION:** 2 hour
+**START TIME:** 2000
-**Reason**:  Firmware upgrade.  Upgrading OnTAP8 to the latest version.
+**DURATION:** 1 hour
-**Affects**:  There is no downtime associated with this work, however a small number of users may experience degraded performance on home or extra directories.
+**REASON:** VirtualBox updates. Installing and updating new kernel-header files.
+**AFFECTS:** Machines will be rebooted and be down for a couple minutes. Users on these machines may experience downtime.
 ==== 66294 Zion-12 Memory and SSD ====